Free Tool

Geothermal Survival Kit

Learn Geothermal Basics. How geothermal heat pump systems works, the different types of systems and why they're so efficient.

Get into advanced topics. How do geothermal heat pumps work? Should I go with a closed or open loop system? How much does it cost?

What's new in the latest version? Details about state and federal incentives, expanded discussion on the closed v. open loop debate, updated AHRI data, along with dozens of small updates and improvements.

About the Author

Chris Williams

HeatSpring

Chris Williams works with HeatSpring developing products and managing online content. Chris is a NABCEP Certified Solar PV Installer and an IGSHPA Accredited Geothermal Installer. He has installed over 300kW of solar PV systems, tens of residential and commercial solar hot water systems and 50 tons of geothermal equipment. Chris is the Chairman of the Government...[more]